Question 9
The figure shows a bar magnet surrounded by compass needles which are located in the following numbers.
a. (0.8 point) Draw a sketch indicating the direction of the needles at each location.
b. (1.2 point) Why does it happen?
c. (1 point) What will happen when the bar magnet is removed? Explain your answer.
a. (0.8 point) Draw a sketch indicating the direction of the needles at each location.
b. (1.2 point) Why does it happen?
c. (1 point) What will happen when the bar magnet is removed? Explain your answer.